/* =========================
html und body
========================= */
html,
body {
	align-items: center;
	background-color: var(--background-color);
	border: none;
	color: var(--main-txt-color);
	cursor: default;
	justify-content:center;
	direction: ltr;
	display: flex;
	font-family: var(--font-default);
	font-size: 1em;
	font-weight: 100;
	height: 100%;
	min-height: 100%;
	hyphens: auto;
	-moz-hyphens: auto;
	-o-hyphens: auto;
	-webkit-hyphens: auto;
	-ms-hyphens: auto;
	justify-content: center;
	line-height: 1.1em;
	margin: 0;
	overflow: hidden;
	padding: 0;
	position: relative;
	scroll-behavior: smooth;
	text-align: center;
	text-decoration: none;
	vertical-align: middle;
	word-wrap: break-word;
	min-width: 100dvw;
	user-select: none;
	z-index:0;
	-webkit-user-select: none; /* für Safari/Chrome */
	-moz-user-select: none; /* für Firefox */
	-ms-user-select: none; /* für ältere IE/Edge */
}

/* =========================
header (wird bisher nicht verwendet)
========================= */

header {
	align-items: center;
	background-color: var(--main-bgt-color);
	backdrop-filter: blur(20px) saturate(1);
	box-shadow: var(--shadow-strong);
		-webkit-box-shadow: var(--shadow-strong);
	color: var(--main-txt-color);
	display: flex;
	float: none;
	font-size: 1em;
	height: 2.5em;
	justify-content: space-between;
	line-height: 2.5em;
	padding: 0 5px;
	position: fixed;
	top: 0;
	transition: var(--transition-slow);
	width: calc(100% - 10px);
	z-index: 1010;
}

/* =========================
Footer für die Login-Seite
========================= */

footer {
	align-items: center;
	background-color: transparent;
	bottom: 0em;
	color: var(--main-txt-color);
	display: flex;
	float: none;
	font-size: 0.8em;
	height: 2em;
	justify-content: space-between;
	line-height: 2em;
	padding: 0 5px;
	position: fixed;
	width: calc(100% - 10px);
	z-index: 1010;
	mix-blend-mode: difference;
	color: var(--background-color);
	-webkit-user-select: none; /* für Safari/Chrome */
	-moz-user-select: none; /* für Firefox */
	-ms-user-select: none; /* für ältere IE/Edge */
}

/* =========================
Built und Copyright
========================= */
footer #built,
footer #copyright {
	float: none;
}


/* =========================
Main- Abschnitt
========================= */
main {
	align-items: center;
	background-color: transparent;
	background-image: url("../img/bg_fertigung_blur.png");
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center center;
	display: flex;
	height: 100%;
	min-height: 100vh;
	justify-content: center;
	left: 0;
	position: absolute;
	text-align: center;
	transition: var(--transition-fast);
	vertical-align: middle;
	width: 100%;
	z-index: 1000;
}

main .overlay {
	backdrop-filter: var(--welcome-screen-filter);
	display: flex;
	height: 100%;
	left: 0;
	position: fixed;
	top: 0;
	width: 100%;
}

.overlay {
	display: flex;
	justify-content: center; /* horizontal zentrieren */
	align-items: center; /* vertikal zentrieren */
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	backdrop-filter: grayscale(80%) blur(20px) brightness(50%);
	z-index: 1010;
	transition: all 0.7s ease;
	font-size: 1em;
	line-height: 1.1em;
	margin: 0;
	padding: 0;
	visibility: visible;
	opacity: 1;
}